Duplet

//ˈdjuːplɪt// noun

Definitions

Noun
  1. 1
    A group of two things.; A tuplet of two notes played in the time of three.
  2. 2
    A group of two things.; the set of two electrons, with antiparallel spins, in the same orbital
  3. 3
    An empty box placed above the existing boxes of the beehive in order to allow the colony to expand or store additional honey. archaic

Etymology

Mid-17th century. From Latin duplus.

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